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CVE-2026-118976VulnerabilityPublished

In Progress® Telerik® UI for Blazor versions v11.1.0 through v14.0.0, the demo application's Chat AI Integration

Source GCVE Database

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Authoritative record:CVE-2026-118976· High 7.5

Not known to be exploited · CVSS 7.5 High : upgrade to 14.1.0 soon.

Data as of 13 Nov 2026, 16:47 UTC

CVSS 3.1 base score
7.5High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (ProgressSoftware)CVSS 3.17.5
Patch
Available – fixed in 14.1.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 13 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 13 Nov 2026.

What to do

Upgrade Telerik UI for Blazor to 14.1.0.

Affected software

ProductAffectedFixed in
Progress SoftwareTelerik UI for BlazorAffected
  • >=11.1.0 <14.1.0
Fixed in
  • 14.1.0

AI-suggested

If you cannot patch yet, restrict access to the demo application and limit exposure of the vulnerable Chat AI Integration example.

Description

A relative path traversal vulnerability exists in the demo application's Chat AI Integration example in In Progress® Telerik® UI for Blazor versions v11.1.0 through v14.0.0. This flaw could allow attackers to read files outside the intended chat attachments folder within the server's filesystem scope.

References

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